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Subjects
- Clinical Protocols -- standards[remove]2
- Humans2
- United States2
- Carcinogenicity Tests -- standards1
- Clinical Trials as Topic -- standards1
- Drug Approval1
- Drug Evaluation, Preclinical -- standards1
- Medical Errors1
- Patient safety1
- Pennsylvania1
- Reference Standards1
- Research Design1
- United States. Department of Health and Human Services.1
- United States. Food and Drug Administration.1